Average annual temperature is 11.0 °C
Absolute maximum temperature: 32.6 °C
Absolute minimum temperature: -12.8 °C
Number of sunny days: 148 days
Number of rainy days: 203 days
Number of snow days: 14 days
Look at detailed online map of Prospect
* Weather data for Prospect United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.3 | 19.9 | 18.5 | 27.2 | 31.8 | 32.6 | 31.8 | 30.4 | 32.3 | 26.7 | 16.3 | 14.9 |
| Average daytime temperature (°C) | 5.7 | 9.4 | 8.7 | 17.2 | 21.7 | 24.7 | 27.8 | 26.2 | 23.3 | 16.7 | 9.7 | 7.2 |
| Average temperature (°C) | 1.8 | 2.5 | 3.0 | 10.4 | 14.8 | 18.8 | 21.9 | 20.4 | 17.6 | 12.2 | 4.6 | 3.5 |
| Average night temperature (°C) | -1.0 | -2.2 | -1.0 | 4.8 | 8.6 | 13.4 | 17.2 | 15.8 | 13.0 | 8.5 | 0.7 | 0.7 |
| Absolute minimum temperature (°C) | -7.8 | -12.8 | -8.2 | -3.7 | 1.3 | 8.6 | 13.0 | 11.0 | 7.5 | 0.8 | -7.8 | -5.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 2.6 | 6.5 | 5.9 | 8.4 | 10.7 | 10.6 | 11.2 | 10.8 | 8.7 | 5.9 | 6.6 | 3.6 |
| Precipitation (mm) | 132 | 63 | 111 | 75 | 54 | 124 | 109 | 80 | 38 | 85 | 45 | 87 |
| Sunny days | 8 | 11 | 10 | 13 | 21 | 11 | 6 | 10 | 13 | 15 | 20 | 10 |
| Rainy days | 19 | 15 | 17 | 17 | 10 | 19 | 25 | 21 | 17 | 16 | 9 | 18 |
| Snow days | 4 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
The best time to visit Prospect during the most sunny months:
The largest precipitation sum in Prospect is at